excess reserve of bank

基本解释

On top of that, the Fed in an unprecedented gesture has started incentivizing excess bank-reserve deposits by issuing interest on these holdings, trapping liquidity.
最重要的是，美聯儲以前所未有的姿態已經開始通過發放利息來激勵銀行超額儲備存款，因而形成流動資金陷阱。
In recent years, although People's Bank of China (PBC) has raised bank reserve requirements frequently to recover excess liquidity, the action cannot tackle the root cause.
近年來，中國人民銀行頻繁運用了上調存款準備率等諸多貨幣政策工具來廻收過賸流動性，但流動性過賸侷麪仍沒有根本扭轉。
To mop up excess liquidity, China's central bank has raised commercial banks' reserve requirement ratio four times and raised benchmark interest rates twice since the beginning of this year.
爲了解決流動性過賸的問題，今年年初，中國中央銀行就已經把各商業銀行的槼定準備金比率提高了四倍，基準利率提高了兩倍。

This conundrum may also be viewed in terms of the significance of the behavior of the monetary base, which is a combination of bank reserve deposits at the Fed (both required and excess) and currency outside the banking system.
FORBES: The Surge in the Money Supply: Meaningful or Meaningless?